Home / 1,605,624.56-2,407,836.77-645,756.18

Finding the Fourth Proportional to 1,605,624.56, 2,407,836.77 and 645,756.18

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Solution

The fourth proportional to 1,605,624.56, 2,407,836.77 and 645,756.18 is: 968,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,624.56 : 2,407,836.77 = 645,756.18 : x
  2. Step 2: Convert to fraction form
    1,605,624.56/2,407,836.77 = 645,756.18/x
  3. Step 3: Cross multiply
    1,605,624.56x = 2,407,836.77 × 645,756.18
  4. Step 4: Simplify right side
    1,605,624.56x = 1,554,875,471,429.96
  5. Step 5: Solve for x
    x = 1,554,875,471,429.96/1,605,624.56
  6. Step 6: Final answer
    x = 968,392.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.